Sum of Angles in a Triangle - JSS1 Mathematics Past Questions and Answers - page 1

What is the sum of angles in an equilateral triangle?

In a triangle where two angles are 40∘ each, what is the measure of the third angle?

What is the sum of angles in a triangle if one angle is 90∘ and the other two angles are 45 ∘ each?

If one angle in a triangle is 80∘ and another is 60∘, what is the measure of the third angle?

What type of triangle always has its angles summing up to 180∘ ?

In a triangle where one angle is 100 ∘, what are the measures of the other two angles?

In triangle ABC, angle A is 50∘ and angle B is 70 ∘. What is the measure of angle C?

Triangle PQR has angles measuring 30∘, 60 ∘, and 𝑥∘. What is the value of 𝑥?

Triangle XYZ is an equilateral triangle. What is the measure of each angle?

In triangle DEF, angle D is 80∘ and angle E is 40∘. What is the measure of angle F?